The term 一体 (yī tǐ) is formed through the conceptual combination of the character 一 (yī), meaning "one" or "whole", and 体 (tǐ), meaning "body", "entity", or "form". Together, they create a compound word that literally translates to "one body", but its meaning extends metaphorically to signify a unified or integrated whole where distinct parts are inseparable and function in harmony. This formation follows a common pattern in Chinese where two characters with related meanings are joined to express an abstract, often philosophical or organizational, concept, in this case, emphasizing unity, indivisibility, and interconnectedness, as seen in contexts like "一体化 (integration)" or "融为一体 (to blend into one)".